Physical Dimensions: H. 15 3/8 (39.0 cm); W. open 28 5/16 in. (72.0 cm); W. folded 20 1/8 in. (53.0 cm); Diam. (outside) of collar links 11/32 in. (8.6 mm); Diam. (inside) of collar links 7/32 in. (5.8 mm); Diam. (outside) of shawl links 11/32 in. (8.5 mm); Diam. (inside) of shawl links,1/4 in. (6.0 mm); Wt. 4 lbs. 5 oz. (1502.5 g).